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By certification 
Chemical name: |
Aluminum Hydroxide |
|
Formula: |
Al(OH)3 |
|
CAS Number: |
21645-51-2 |
|
MW: |
78.00 |
|
General & Use:
Plastics and rubber
Coating and adhesives
General Properties:
Appearance |
White powder |
Mohs hardness |
3 |
Density g/cm3 |
2.42 |
Ratio of refraction |
1.57 |
Crystal system |
Monoclinic system |
|
|
Physical and Chemical Properties:
Item Model |
AH-2 |
Fine AH-2 |
Micro AH-2 |
Super micro AH-2 |
|
Chemical constituent |
Al2O3 ≥ |
64.0 |
64.0 |
64.0 |
64.0 |
SiO2 ≤ |
0.04 |
0.04 |
0.04 |
0.04 |
|
Fe2O3 ≤ |
0.03 |
0.03 |
0.03 |
0.03 |
|
Na2O ≤ |
0.5 |
0.5 |
0.5 |
0.5 |
|
Loss on ignition ≤ |
35.0 |
35.0 |
35.0 |
35.0 |
|
Attached water ≤ |
0.5 |
0.5 |
0.5 |
0.5 |
|
Mean particle diameter µ m ≤ |
15.0 |
10.0 |
3.0 |
1.0 |
|
Whiteness % ≥ |
95.0 |
95.0 |
95.0 |
95.0 |
|
PH value |
10.0±1.5 |
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Thermogravimetric Analysis (10mg@ 10oC/min under N2)
Weight Loss, % 1 5 10
Temperature, oC 230 260 270
